Boat rack



FIG. 1 is a perspective view of a boat rack showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left view thereof;

FIG. 5 is a right view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines depict portions of the boat rack in which the design isembodied that are not considered part of the claimed design.

CLAIM The ornamental design for a boat rack, as shown and described.